4-(Chloromethyl)-3-cyano-2-(trifluoromethoxy)pyridine-6-acetonitrile
4-(Chloromethyl)-2-cyano-6-(trifluoromethoxy)pyridine-3-acetonitrile
2-(Chloromethyl)-6-cyano-5-(trifluoromethoxy)pyridine-3-acetic acid
3-(Chloromethyl)-5-cyano-6-(trifluoromethoxy)pyridine-2-acetonitrile